I have a 2015 Mac refurbished and the battery icon has disappeared and it’s not in system preferences either. Will only turn on if the charger is plugged in but shuts down when unpluged
MacBook Air (2020 or later)
Your battery has died. You can hold down option key and choose System Information from the Apple menu, then click on Power. Post a screenshot.
Get help with your Mac notebook battery
Batteries are considered Consumable Products. Over time it will degrade to a point where it needs to be replaced. The usage is normal as the capacity will go up and down all the time and never stay always at 100%. Apple Batteries are rated for 1000 Full Battery Cycles and / or 80% Capacity before needing Evaluation or replacement.
For additional reading on Battery and Apple Computers this link may help. About battery health management in Mac notebooks
My battery icon disappeared
